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Finding the Fourth Proportional to 115,697.91, 173,568.57 and 52,522.49

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Solution

The fourth proportional to 115,697.91, 173,568.57 and 52,522.49 is: 78,793.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,697.91 : 173,568.57 = 52,522.49 : x
  2. Step 2: Convert to fraction form
    115,697.91/173,568.57 = 52,522.49/x
  3. Step 3: Cross multiply
    115,697.91x = 173,568.57 × 52,522.49
  4. Step 4: Simplify right side
    115,697.91x = 9,116,253,482.14
  5. Step 5: Solve for x
    x = 9,116,253,482.14/115,697.91
  6. Step 6: Final answer
    x = 78,793.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.